[gnome-desktop] thumbnail: Make test program behave like stand-alone thumbnailers

[Bastien Nocera <hadess src gnome org>]

commit 8b2b13c89a0a1b40603f62f851b1befa226e971d
Author: Bastien Nocera <hadess hadess net>
Date:   Mon Aug 28 14:29:34 2017 +0200

    thumbnail: Make test program behave like stand-alone thumbnailers
    
    Rather than display an image in a GTK+ window, behave like stand-alone
    thumbnailers and generate an output file. This makes it easier to
    compare stand-alone thumbnailers with ones wrapped in gnome-desktop.

 libgnome-desktop/test-desktop-thumbnail.c |   32 +++++++++++++++++-----------
 1 files changed, 19 insertions(+), 13 deletions(-)
---
diff --git a/libgnome-desktop/test-desktop-thumbnail.c b/libgnome-desktop/test-desktop-thumbnail.c
index 0049229..e70e697 100644
--- a/libgnome-desktop/test-desktop-thumbnail.c
+++ b/libgnome-desktop/test-desktop-thumbnail.c
@@ -23,25 +23,33 @@
 
 #define GNOME_DESKTOP_USE_UNSTABLE_API
 #include <libgnome-desktop/gnome-desktop-thumbnail.h>
-#include <gtk/gtk.h>
 
 int main (int argc, char **argv)
 {
        GdkPixbuf *pixbuf;
        GnomeDesktopThumbnailFactory *factory;
-       GtkWidget *window, *image;
        char *content_type;
+       g_autoptr(GFile) file = NULL;
+       g_autofree char *path = NULL;
+       g_autofree char *uri = NULL;
 
-       gtk_init (&argc, &argv);
+       if (argc != 3) {
+               g_print ("Usage: %s [INPUT FILE] [OUTPUT FILE]\n", argv[0]);
+               return 1;
+       }
 
-       if (argc < 2) {
-               g_print ("Usage: %s FILE...\n", argv[0]);
+       file = g_file_new_for_commandline_arg (argv[1]);
+       path = g_file_get_path (file);
+       if (!path) {
+               g_warning ("Could not get path for %s", argv[1]);
                return 1;
        }
 
-       content_type = g_content_type_guess (argv[1], NULL, 0, NULL);
+       content_type = g_content_type_guess (path, NULL, 0, NULL);
+       g_message ("content type %s", content_type);
        factory = gnome_desktop_thumbnail_factory_new (GNOME_DESKTOP_THUMBNAIL_SIZE_LARGE);
-       pixbuf = gnome_desktop_thumbnail_factory_generate_thumbnail (factory, argv[1], content_type);
+       uri = g_file_get_uri (file);
+       pixbuf = gnome_desktop_thumbnail_factory_generate_thumbnail (factory, uri, content_type);
        g_free (content_type);
 
        if (pixbuf == NULL) {
@@ -49,12 +57,10 @@ int main (int argc, char **argv)
                return 1;
        }
 
-       window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
-       image = gtk_image_new_from_pixbuf (pixbuf);
-       gtk_container_add (GTK_CONTAINER (window), image);
-       gtk_widget_show_all (window);
-
-       gtk_main ();
+       if (!gdk_pixbuf_save (pixbuf, argv[2], "png", NULL, NULL)) {
+               g_warning ("gdk_pixbuf_save failed for %s", argv[1]);
+               return 1;
+       }
 
        return 0;
 }